/* Zendrail design system — navy foundation, restrained gold accent, neutral surfaces.
   Light mode first. WCAG 2.2 AA targets: visible focus, contrast, 16px+ text, touch targets. */

:root {
  --navy-900: #0b1b33;
  --navy-800: #12294d;
  --navy-700: #1b3a66;
  --navy-600: #244e86;
  --blue-500: #2f6fd0;
  --blue-100: #e6effb;
  --gold-600: #b7791f;
  --gold-500: #d98b1e;
  --gold-100: #fbefd8;
  --ink: #18202b;
  --muted: #55607a;
  --line: #dde2ec;
  --surface: #ffffff;
  --canvas: #f5f7fb;
  --ok-700: #1c7a4a;
  --ok-100: #e2f4ea;
  --warn-700: #9a6a00;
  --warn-100: #fcefcf;
  --danger-700: #b3261e;
  --danger-100: #fbe4e2;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(11, 27, 51, .06), 0 4px 16px rgba(11, 27, 51, .06);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font); font-size: 16px; line-height: 1.55;
  color: var(--ink); background: var(--canvas);
}
h1, h2, h3, h4 { line-height: 1.2; color: var(--navy-900); margin: 0 0 .5rem; }
a { color: var(--blue-500); text-decoration: none; }
a:hover { text-decoration: underline; }
p { margin: 0 0 1rem; }

:focus-visible { outline: 3px solid var(--blue-500); outline-offset: 2px; border-radius: 4px; }

.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--navy-900); color: #fff;
  padding: .6rem 1rem; z-index: 100;
}
.skip-link:focus { left: .5rem; top: .5rem; }

.container { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 1.25rem; }
.narrow { max-width: 760px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: .5rem; justify-content: center;
  min-height: 44px; padding: .6rem 1.15rem; border-radius: var(--radius);
  border: 1px solid transparent; font-size: 1rem; font-weight: 600; cursor: pointer;
  background: var(--navy-700); color: #fff; transition: background .12s ease;
}
.btn:hover { background: var(--navy-800); text-decoration: none; }
.btn-primary { background: var(--blue-500); }
.btn-primary:hover { background: var(--navy-600); }
.btn-gold { background: var(--gold-500); color: #26200f; }
.btn-gold:hover { background: var(--gold-600); color: #fff; }
.btn-outline { background: transparent; color: var(--navy-700); border-color: var(--line); }
.btn-outline:hover { background: var(--blue-100); }
.btn-danger { background: var(--danger-700); }
.btn-sm { min-height: 36px; padding: .35rem .75rem; font-size: .9rem; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* Cards & surfaces */
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 1.25rem;
}
.card + .card { margin-top: 1rem; }
.grid { display: grid; gap: 1rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 820px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.stat { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.15rem; }
.stat .num { font-size: 2rem; font-weight: 700; color: var(--navy-800); }
.stat .label { color: var(--muted); font-size: .9rem; }

/* Badges (never color alone — always text) */
.badge { display: inline-flex; align-items: center; gap: .35rem; padding: .15rem .55rem; border-radius: 999px;
  font-size: .8rem; font-weight: 600; border: 1px solid; }
.badge-draft { background: var(--canvas); color: var(--muted); border-color: var(--line); }
.badge-published, .badge-active { background: var(--ok-100); color: var(--ok-700); border-color: #b7e2c8; }
.badge-warn, .badge-trial, .badge-pending { background: var(--warn-100); color: var(--warn-700); border-color: #edd79a; }
.badge-canceled, .badge-danger { background: var(--danger-100); color: var(--danger-700); border-color: #f0b6b1; }
.badge-info { background: var(--blue-100); color: var(--navy-700); border-color: #bcd4f2; }

/* Forms */
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-weight: 600; margin-bottom: .35rem; color: var(--navy-800); }
.field .hint { color: var(--muted); font-size: .85rem; margin-top: .25rem; }
.input, .select, .textarea {
  width: 100%; min-height: 44px; padding: .55rem .7rem; font-size: 1rem; font-family: inherit;
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff; color: var(--ink);
}
.textarea { min-height: 96px; }
.input:focus, .select:focus, .textarea:focus { border-color: var(--blue-500); }
.field-error .input, .field-error .select, .field-error .textarea { border-color: var(--danger-700); }
.error-text { color: var(--danger-700); font-size: .85rem; margin-top: .3rem; }
.checkbox { display: flex; align-items: flex-start; gap: .55rem; }
.checkbox input { width: 20px; height: 20px; margin-top: .15rem; }
.required { color: var(--danger-700); }

/* Tables (with mobile card fallback) */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
table.data { width: 100%; border-collapse: collapse; font-size: .95rem; }
table.data th, table.data td { text-align: left; padding: .7rem .85rem; border-bottom: 1px solid var(--line); }
table.data th { background: var(--canvas); color: var(--navy-800); font-size: .82rem; text-transform: uppercase; letter-spacing: .03em; }
table.data tr:last-child td { border-bottom: 0; }

/* Alerts */
.alert { padding: .8rem 1rem; border-radius: var(--radius); border: 1px solid; margin-bottom: 1.25rem; }
.alert-success { background: var(--ok-100); border-color: #b7e2c8; color: var(--ok-700); }
.alert-error { background: var(--danger-100); border-color: #f0b6b1; color: var(--danger-700); }
.alert-info { background: var(--blue-100); border-color: #bcd4f2; color: var(--navy-700); }

/* App shell */
.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 250px; background: var(--navy-900); color: #cdd7ea; flex-shrink: 0;
  display: flex; flex-direction: column; padding: 1rem .75rem;
}
.sidebar .brand { color: #fff; font-weight: 800; font-size: 1.25rem; padding: .5rem .75rem 1rem; letter-spacing: -.01em; }
.sidebar .brand .dot { color: var(--gold-500); }
.sidebar nav a { display: block; color: #cdd7ea; padding: .6rem .75rem; border-radius: 8px; font-weight: 500; }
.sidebar nav a:hover { background: var(--navy-700); color: #fff; text-decoration: none; }
.sidebar nav a[aria-current="page"] { background: var(--blue-500); color: #fff; }
.sidebar .nav-group { margin-top: 1rem; font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; color: #7f8db0; padding: .25rem .75rem; }
.app-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar { background: #fff; border-bottom: 1px solid var(--line); padding: .75rem 1.25rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.topbar .tenant { font-weight: 600; color: var(--navy-800); }
.content { padding: 1.5rem 1.25rem 3rem; max-width: 1120px; width: 100%; margin: 0 auto; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1.25rem; flex-wrap: wrap; }

/* Mobile drawer */
.drawer-toggle { display: none; }
.menu-btn { display: none; }
@media (max-width: 860px) {
  .app-shell { display: block; }
  .sidebar { position: fixed; inset: 0 auto 0 0; transform: translateX(-100%); transition: transform .2s ease; z-index: 50; }
  .drawer-toggle:checked ~ .sidebar { transform: translateX(0); }
  .menu-btn { display: inline-flex; }
}

/* Public (marketing / marketplace) header */
.public-header { background: var(--navy-900); color: #fff; }
.public-header .container { display: flex; align-items: center; justify-content: space-between; min-height: 64px; gap: 1rem; }
.public-header a { color: #dce4f2; }
.public-header .brand { color: #fff; font-weight: 800; font-size: 1.3rem; }
.public-header .brand .dot { color: var(--gold-500); }
.public-nav { display: flex; gap: 1.25rem; align-items: center; flex-wrap: wrap; }

.hero { background: linear-gradient(180deg, var(--navy-900), var(--navy-700)); color: #fff; padding: 3.5rem 0; }
.hero h1 { color: #fff; font-size: clamp(1.8rem, 4vw, 2.8rem); max-width: 20ch; }
.hero p { color: #cdd7ea; font-size: 1.15rem; max-width: 60ch; }

.section { padding: 3rem 0; }
.eyebrow { color: var(--gold-600); font-weight: 700; text-transform: uppercase; letter-spacing: .06em; font-size: .8rem; }

.footer { background: var(--navy-900); color: #9fb0d0; padding: 2.5rem 0; margin-top: 3rem; font-size: .9rem; }
.footer a { color: #cdd7ea; }
.footer .cols { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 1.5rem; }
@media (max-width: 820px) { .footer .cols { grid-template-columns: 1fr 1fr; } }

.disclaimer { font-size: .82rem; color: #8091b4; border-top: 1px solid var(--navy-700); margin-top: 1.5rem; padding-top: 1.25rem; }

/* Marketplace search */
.search-bar { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; box-shadow: var(--shadow); }
.search-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr auto; gap: .6rem; align-items: end; }
@media (max-width: 820px) { .search-grid { grid-template-columns: 1fr 1fr; } }
.listing { display: flex; justify-content: space-between; gap: 1rem; align-items: flex-start; }
.listing .price { font-size: 1.35rem; font-weight: 700; color: var(--navy-800); white-space: nowrap; }

.muted { color: var(--muted); }
.small { font-size: .87rem; }
.mt-0 { margin-top: 0; } .mt-1 { margin-top: .5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; }
.mb-0 { margin-bottom: 0; }
.flex { display: flex; gap: .75rem; align-items: center; flex-wrap: wrap; }
.between { justify-content: space-between; }
.stack > * + * { margin-top: 1rem; }
.tag-list { display: flex; flex-wrap: wrap; gap: .4rem; list-style: none; padding: 0; margin: .5rem 0 0; }
.tag-list li { background: var(--blue-100); color: var(--navy-700); padding: .2rem .6rem; border-radius: 6px; font-size: .85rem; }
.token { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; background: var(--canvas); padding: .5rem .7rem; border-radius: 8px; border: 1px solid var(--line); word-break: break-all; display: inline-block; }
.empty { text-align: center; color: var(--muted); padding: 2.5rem 1rem; }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }